Pollen grain exine has prominent apertures called germ pores where sporopollenin is absent.
NC-II-7
5 RBTS PAPER
164098
How many pollen grains will be formed after meiotic division in \(\mathbf{1 0}\) microspore mother cells :
1 10
2 20
3 30
4 40
Explanation:
1 microspore mother cells divides to form 4 microsopre than 10 microspore mother cells divide to form 40 microspore or pollen grain.
NC-II-5
5 RBTS PAPER
164099
In some cereals such as rice and wheat, pollen grains lose viability within 30 minutes of their release, in which of the following they (pollen grains) maintain viability for months :
1 Rosaceae
2 Leguminoseae
3 Solanaceae
4 All of the above
Explanation:
In some cereals such as rice and wheat, pollen grains lose viability within 30 minutes of their release, and in some members of Rosaceae, Leguminoseae and Solanaceae, they maintain viability for months. PART-1
NC-II-8
5 RBTS PAPER
164100
In Angiosperm If endosperm cell have 24 chromsomes, what shall be the chromosomes number in an embryo :
NEET Test Series from KOTA - 10 Papers In MS WORD
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5 RBTS PAPER
164097
Germ pores are present on outer wall of
1 pollen mother cell
2 conidia
3 ovum
4 pollen grain
Explanation:
Pollen grain exine has prominent apertures called germ pores where sporopollenin is absent.
NC-II-7
5 RBTS PAPER
164098
How many pollen grains will be formed after meiotic division in \(\mathbf{1 0}\) microspore mother cells :
1 10
2 20
3 30
4 40
Explanation:
1 microspore mother cells divides to form 4 microsopre than 10 microspore mother cells divide to form 40 microspore or pollen grain.
NC-II-5
5 RBTS PAPER
164099
In some cereals such as rice and wheat, pollen grains lose viability within 30 minutes of their release, in which of the following they (pollen grains) maintain viability for months :
1 Rosaceae
2 Leguminoseae
3 Solanaceae
4 All of the above
Explanation:
In some cereals such as rice and wheat, pollen grains lose viability within 30 minutes of their release, and in some members of Rosaceae, Leguminoseae and Solanaceae, they maintain viability for months. PART-1
NC-II-8
5 RBTS PAPER
164100
In Angiosperm If endosperm cell have 24 chromsomes, what shall be the chromosomes number in an embryo :
Pollen grain exine has prominent apertures called germ pores where sporopollenin is absent.
NC-II-7
5 RBTS PAPER
164098
How many pollen grains will be formed after meiotic division in \(\mathbf{1 0}\) microspore mother cells :
1 10
2 20
3 30
4 40
Explanation:
1 microspore mother cells divides to form 4 microsopre than 10 microspore mother cells divide to form 40 microspore or pollen grain.
NC-II-5
5 RBTS PAPER
164099
In some cereals such as rice and wheat, pollen grains lose viability within 30 minutes of their release, in which of the following they (pollen grains) maintain viability for months :
1 Rosaceae
2 Leguminoseae
3 Solanaceae
4 All of the above
Explanation:
In some cereals such as rice and wheat, pollen grains lose viability within 30 minutes of their release, and in some members of Rosaceae, Leguminoseae and Solanaceae, they maintain viability for months. PART-1
NC-II-8
5 RBTS PAPER
164100
In Angiosperm If endosperm cell have 24 chromsomes, what shall be the chromosomes number in an embryo :
Pollen grain exine has prominent apertures called germ pores where sporopollenin is absent.
NC-II-7
5 RBTS PAPER
164098
How many pollen grains will be formed after meiotic division in \(\mathbf{1 0}\) microspore mother cells :
1 10
2 20
3 30
4 40
Explanation:
1 microspore mother cells divides to form 4 microsopre than 10 microspore mother cells divide to form 40 microspore or pollen grain.
NC-II-5
5 RBTS PAPER
164099
In some cereals such as rice and wheat, pollen grains lose viability within 30 minutes of their release, in which of the following they (pollen grains) maintain viability for months :
1 Rosaceae
2 Leguminoseae
3 Solanaceae
4 All of the above
Explanation:
In some cereals such as rice and wheat, pollen grains lose viability within 30 minutes of their release, and in some members of Rosaceae, Leguminoseae and Solanaceae, they maintain viability for months. PART-1
NC-II-8
5 RBTS PAPER
164100
In Angiosperm If endosperm cell have 24 chromsomes, what shall be the chromosomes number in an embryo :