Free Sexual Reproduction In Flowering Plants (Daily Quiz: 2) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

Which one of the following is incorrect?

1. Parthenium or carrot gases causes pollen allergy.
2. Vegetative cell of pollen has abundant food reserve.
3. All pollen's cause severe allergies and bronchial afflictions.
4. Sporopollenin is the most resistant organic matter known.

(a) A

(b) All are correct

(c) B

(d) C

Question-2

Arrange the following layers of microsporangium according to their presence from inside to outside.

1. Endothecium
2. Middle layer
3. Tapetum
4. Epidermis

(a) B, A, C, D

(b) A, B, C, D

(c) D, C, B, A

(d) C, B, A, D

Question-3

Identify A to I in the given diagram.

(a) A–Inner integuments, B–Nucellus, C–Embryo sac, D–Chalazal end, E–Hilum, F–Funicle, G–Micropyle, H–Micropylar end, I–Outer integuments

(b) A–Chalazal end, B–Embryo sac, C–Nucellus, D–Inner integuments, E–Outer integuments, F–Micropylar pole, G–Micropyle, H–Funicle, I–Hilum

(c) A–Hilum, B–Funicle, C–Micropyle, D–Micropylar pole, E–Outer integuments, F–Inner integuments, G–Nucellus, H–Embryo sac, I–Chalazal pole

(d) A–Micropylar end, B–Micropyle, C–Funicle, D–Hilum, E–Outer integuments, F–Inner integuments, G–Nucellus, H–Embryo sac, I–Chalazal end

Question-4

The spindle-shaped cell with dense cytoplasm and nucleus in pollen grain is called

(a) Generative cell

(b) Vegetative cell

(c) Sperm cell

(d) Egg cell

Question-5

Filiform apparatus is a characteristic feature of

(a) suspensor

(b) synergid

(c) egg

(d) zygote.