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Question 9

Draw a neat and labeled diagram of a neuron.

Identify the correct set of statements related to the movement of substances through vascular tissues.

I. Xylem mainly translocates water, minerals salts and also organic solutes.

II. Phloem mainly translocates a variety of organic solutes and also inorganic solutes.

III. Xylem transports substances from roots to aerial parts of the plants.

IV. Phloem transports substances from leave to other parts of the plants.

Salivary amylase is activated by

Vital capacity is

What is a monograph?

Why is blood circulation in the human heart called double circulation?

Read statement ${}^{\prime }a$ to $d^{\prime }$ and find out how many is/are incorrect statement(s).
(a) In majority of the pteridophytes, all the spores are of similar kinds.
(b) Genera like Selaginella and Salvinia produce two kind of spore.
(c) The development of the zygote in the young embryos take place within the female gametophytes. This event is a precursor to the seed habit.
(d) Azolla is an aquatic fern that is used as biofertilizer due to the presence of nitrogen fixing cyanobacteria.

Cyclosporin-A is produced by a fungus called Trichoderma polysporum. What is the importance of this in the medical field?

A myosin molecule has________ ATP binding sites and ________actin binding sites

During the embryonic period, animals repeat embryonic stages of their ancestors. This law is called:

The chemical energy trapped in the dead bodies is released through

Plant families like Convolvulaceae, Solanaceae are included in the order Polymoniales mainly based on:

Contamination of rivers like Ganga leads to:

Primary lymphoid organs are the site of

Abscisic acid is involved in _____.

Who is the 'Father of Indian Bryology'?

The intermediate (6 carbon molecule) in carboxylation phase splits into __ molecules of 3-PGA

Complete the following

(i) Urinary excertion = tubular reabsorption + tubular secretion-

(ii) Dialysis fluid = Plasma -

The term "New Systematics” was introduced by

Which of the following organelles will be distributed between daughter cells during cytokinesis?

Which of the following is/are incorrect with regard to the nitrogenous bases of DNA?

Question 1

What is the importance of DNA copying in reproduction?

The concept of ecological pyramids was given by

What is the function of DNA ?

Dental formula for milk teeth is

Identify the incorrect statement.
(a) In asexual reproduction, the offspring produced are morphologically and genetically identical to the parent.
(b) Zoospores are sexual reproductive structures.
(c) In asexual reproduction, a single parent prodices offspring with or without the formation of gametes.
(d) Conidica are asexual structure in Penicillium.

Why do you think the zygote is dormant for sometime in a fertilised ovule?

In which one of the following the following the genus name its tow characters and its phylum are not correctly matched, whereas the remaining three are correct

When does the lignification of xylem vessels in protoxylem happen?

Differentiate between a zoospore and a zygote.