STD 11 - 13. Plant growth and development — NEET STD 11 Science — Question

Light reaction of photosynthesis occurs inside

Population growth of a country depends upon

Constancy of the chromosome number in successive generations is brought by the process of

The role of triple fusion in angiosperms is to produce

Planktons are organisms which

Tetradynamous condition is characteristics of

Which of the following represent zygomorphic symmetry

Which characters for flower are correct from given characters ?
(i) In the hypogynous flower ovary is said to be inferior.
(ii) In the hypogynous flower the margin of thalamus grows upward enclosing the ovary completely and getting fused with it, the other parts of flower arise above the ovary.
(iii) Hypogynous flower found in mustard, china rose and brinjal.
(iv) In perigynous ovary is said to be half inferior and it found in plum, rose, peach.
(v) In epigynous flowers, ovary is said to be superior.
(vi) Epigynous flowers found in guava, cucumber, and the ray florets of sunflower.

The final structure at maturity of a cell/tissue is