Adaptations
BIOXII13: ORGANISMS AND POPULATION

344005 Select the correct answer
I. Desert lizard bask in the sun and absorbs heat when their body temperature drops below the comfort zone, but move into shade when the ambient temperature starts increasing.
II. Migration is moving away permanently from the stressful habitat to more hospitable area and return when stressful period is over

1 Only I is correct
2 Only II is correct
3 Both are correct
4 None are correct
BIOXII13: ORGANISMS AND POPULATION

344006 Which of the following plants do not have stomata

1 Hydrophytes
2 Mesophytes
3 Xerophytes
4 Submerged
BIOXII13: ORGANISMS AND POPULATION

344007 Select the not false statement
I. Some organisms are able to maintain homeostasis by physiological (sometimes behavioural also) means which ensure constant body temperature, constant osmotic concentration etc. are called Regulators.
II. Snow leopards are found in Kerala forests and tuna fish are rarely caught beyond tropical latitudes in the ocean.
III. Water is the least important factor influencing the life of organisms

1 I is correct
2 II is correct
3 III is correct
4 I, II, III are correct
BIOXII13: ORGANISMS AND POPULATION

344008 Adaptations that have evolved over a long evolutionary time and are ____ fixed.

1 Genetically
2 Phenotypically
3 Mutationally
4 Randomly
BIOXII13: ORGANISMS AND POPULATION

344009 Blubber acts as insulator to reduce the loss of heat in

1 Shark
2 Seal
3 Camel
4 Any fish
BIOXII13: ORGANISMS AND POPULATION

344005 Select the correct answer
I. Desert lizard bask in the sun and absorbs heat when their body temperature drops below the comfort zone, but move into shade when the ambient temperature starts increasing.
II. Migration is moving away permanently from the stressful habitat to more hospitable area and return when stressful period is over

1 Only I is correct
2 Only II is correct
3 Both are correct
4 None are correct
BIOXII13: ORGANISMS AND POPULATION

344006 Which of the following plants do not have stomata

1 Hydrophytes
2 Mesophytes
3 Xerophytes
4 Submerged
BIOXII13: ORGANISMS AND POPULATION

344007 Select the not false statement
I. Some organisms are able to maintain homeostasis by physiological (sometimes behavioural also) means which ensure constant body temperature, constant osmotic concentration etc. are called Regulators.
II. Snow leopards are found in Kerala forests and tuna fish are rarely caught beyond tropical latitudes in the ocean.
III. Water is the least important factor influencing the life of organisms

1 I is correct
2 II is correct
3 III is correct
4 I, II, III are correct
BIOXII13: ORGANISMS AND POPULATION

344008 Adaptations that have evolved over a long evolutionary time and are ____ fixed.

1 Genetically
2 Phenotypically
3 Mutationally
4 Randomly
BIOXII13: ORGANISMS AND POPULATION

344009 Blubber acts as insulator to reduce the loss of heat in

1 Shark
2 Seal
3 Camel
4 Any fish
BIOXII13: ORGANISMS AND POPULATION

344005 Select the correct answer
I. Desert lizard bask in the sun and absorbs heat when their body temperature drops below the comfort zone, but move into shade when the ambient temperature starts increasing.
II. Migration is moving away permanently from the stressful habitat to more hospitable area and return when stressful period is over

1 Only I is correct
2 Only II is correct
3 Both are correct
4 None are correct
BIOXII13: ORGANISMS AND POPULATION

344006 Which of the following plants do not have stomata

1 Hydrophytes
2 Mesophytes
3 Xerophytes
4 Submerged
BIOXII13: ORGANISMS AND POPULATION

344007 Select the not false statement
I. Some organisms are able to maintain homeostasis by physiological (sometimes behavioural also) means which ensure constant body temperature, constant osmotic concentration etc. are called Regulators.
II. Snow leopards are found in Kerala forests and tuna fish are rarely caught beyond tropical latitudes in the ocean.
III. Water is the least important factor influencing the life of organisms

1 I is correct
2 II is correct
3 III is correct
4 I, II, III are correct
BIOXII13: ORGANISMS AND POPULATION

344008 Adaptations that have evolved over a long evolutionary time and are ____ fixed.

1 Genetically
2 Phenotypically
3 Mutationally
4 Randomly
BIOXII13: ORGANISMS AND POPULATION

344009 Blubber acts as insulator to reduce the loss of heat in

1 Shark
2 Seal
3 Camel
4 Any fish
BIOXII13: ORGANISMS AND POPULATION

344005 Select the correct answer
I. Desert lizard bask in the sun and absorbs heat when their body temperature drops below the comfort zone, but move into shade when the ambient temperature starts increasing.
II. Migration is moving away permanently from the stressful habitat to more hospitable area and return when stressful period is over

1 Only I is correct
2 Only II is correct
3 Both are correct
4 None are correct
BIOXII13: ORGANISMS AND POPULATION

344006 Which of the following plants do not have stomata

1 Hydrophytes
2 Mesophytes
3 Xerophytes
4 Submerged
BIOXII13: ORGANISMS AND POPULATION

344007 Select the not false statement
I. Some organisms are able to maintain homeostasis by physiological (sometimes behavioural also) means which ensure constant body temperature, constant osmotic concentration etc. are called Regulators.
II. Snow leopards are found in Kerala forests and tuna fish are rarely caught beyond tropical latitudes in the ocean.
III. Water is the least important factor influencing the life of organisms

1 I is correct
2 II is correct
3 III is correct
4 I, II, III are correct
BIOXII13: ORGANISMS AND POPULATION

344008 Adaptations that have evolved over a long evolutionary time and are ____ fixed.

1 Genetically
2 Phenotypically
3 Mutationally
4 Randomly
BIOXII13: ORGANISMS AND POPULATION

344009 Blubber acts as insulator to reduce the loss of heat in

1 Shark
2 Seal
3 Camel
4 Any fish
BIOXII13: ORGANISMS AND POPULATION

344005 Select the correct answer
I. Desert lizard bask in the sun and absorbs heat when their body temperature drops below the comfort zone, but move into shade when the ambient temperature starts increasing.
II. Migration is moving away permanently from the stressful habitat to more hospitable area and return when stressful period is over

1 Only I is correct
2 Only II is correct
3 Both are correct
4 None are correct
BIOXII13: ORGANISMS AND POPULATION

344006 Which of the following plants do not have stomata

1 Hydrophytes
2 Mesophytes
3 Xerophytes
4 Submerged
BIOXII13: ORGANISMS AND POPULATION

344007 Select the not false statement
I. Some organisms are able to maintain homeostasis by physiological (sometimes behavioural also) means which ensure constant body temperature, constant osmotic concentration etc. are called Regulators.
II. Snow leopards are found in Kerala forests and tuna fish are rarely caught beyond tropical latitudes in the ocean.
III. Water is the least important factor influencing the life of organisms

1 I is correct
2 II is correct
3 III is correct
4 I, II, III are correct
BIOXII13: ORGANISMS AND POPULATION

344008 Adaptations that have evolved over a long evolutionary time and are ____ fixed.

1 Genetically
2 Phenotypically
3 Mutationally
4 Randomly
BIOXII13: ORGANISMS AND POPULATION

344009 Blubber acts as insulator to reduce the loss of heat in

1 Shark
2 Seal
3 Camel
4 Any fish