STD 12 - 5. molecular basis of inheritance — NEET STD 11 Science — Question

A cell organelle containing hydrolytic enzymes is

Sapindales is a

Given below are two statements: One is labelled as Assertion A and the other is labeled as Reason R:
Assertion A: A flower is defined as modified shoot wherein the shoot apical meristem changes to floral meristem.
Reason R: Meristematic tissue Called Cork Cambium or phellogen develops, usually in the Cortex region.
Choose the correct answer from the options given below:

Crossing over occurs at

Primary development of male and female gametophytes takes place in the sporangia itself in

Read the following statements :
(i) All events-from pollen deposition on the stigma until pollen tubes enter the ovule-are together referred to as pollen-pistil interaction.
(ii) Pollen-pistil interaction is a dynamic process involving pollen recognition followed by promotion or inhibition of the pollen.
(iii) Artificial hybridisation is achieved by emasculation and bagging techniques.
(iv) Removal of anthers from the flower bud before the anther dehisces referred to as bagging.
(v) Since two types of fusions, syngamy and triple fusion take place in an embryo sac the phenomenon is termed double fertilisation.
Of above statements which one is correct ?

Wolfia is an example of....

Metabolism is

In Bryophtya, the adult plant body is