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

Which of the following is a secondary meristem

A plant being eaten by a herbivorous which in turn is eaten by a carnivorous makes

Which of the following is a wrong statement about Golgi apparatus?
i. Camillo Golgi (1898) first observed densely stained reticular structures near the nucleus.
ii. The Golgi cisternae are concentrically arranged near the nucleus with distinct convex cis or the forming face and concave trans or the maturing face.
iii. The Golgi apparatus principally performs the function of packaging materials.
iv. Materials to be packaged in the form of vesicles from the ER fuse with the trans face of the Golgi apparatus and move towards the forming face.
v. A number of proteins synthesised by ribosomes on the endoplasmic reticulum are modified by Golgi apparatus.
vi. Golgi apparatus is the important site of formation of proteins and lipids.

The pineapple which under natural condition is difficult to blossom has been made to produce fruits throughout the year by application of

Which one of the following is not the consequences of the population explosion

Statement I: The complete disintegration of the nuclear envelope marks the start of metaphase.
Statement II: Small disc shaped structures at the surface of the centromeres are called kinetochore.

Coenobium means