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Ovulation appears to be triggered by a midcycle hike in ______________.

Example of a typical homopolysaccharide is:

Which of the following is an example of secondary meristem?

What purpose(s) does endoplasmic reticulum serve in a cell?

One of the free-living anaerobic nitrogen fixer is:

According to WHO, sperm count in a fertile male shouldn't be less than __ million/ml. (Enter a number)

Pick the incorrect statement regarding echinoderms

A plant shows the following symptoms: stunted growth, chlorosis and smaller leaves. This may be due to the deficiency of a micronutrient, possibly:

Two cells, A and B beside each other in the root cortex. ${\psi }_s$ and ${\psi }_p$ values of cell A are - 0.8 MPa and 0.6 MPa. ${\psi }_s$ and ${\psi }_p$ of cell B are -0.7MPa and 0.4 MPa. Water moves from ______.

PAR is ___.

The part of the nephron impermeable to water is

$\text{Match the following:}$

$\begin{array}{cc}ColumnI& ColumnII\\ \text{(i). Vellus hair}& \text{a. Surround and support the glandular tissue}\\ \text{(ii). Acini}& \text{b. Regulates temperature}\\ \text{(iii). Oxytocin, prolactin, progesterone}& \text{c. Modified sweat gland}\\ \text{(iv). Fatty tissue}& \text{d. Milk producing cuboidal cells}\\ \text{(v). Breast}& \text{e. Regulate pregnancy and lactation}\end{array}$

Thermoregulatory centre in the body of man is found in

According to five kingdom classification bacteria belong to

The chemical(s) that contribute(s) to the destruction of the ozone layer above Earth’s surface is/are

Identify the correct statements with respect to an anther.

Elements such as calcium, potassium, and phosphorus, needed by the plant in fairly large amounts are called:

Name the membrane that allows solvent molecules to pass through it.

Which of the following are amniotes?

Select the correct match from the following.

Which of the following events marks the second stage of labour?

The 3 variables which measure the efficiency of cardiac cycle and the heart’s pumping activity are _______.

Tablets to prevent contraception contain

Label the following parts of the urinary system:

The phenomenon of photoperiodism explains ____.

Correct pathway of water movement in plant roots is:

Wildlife conservation means the protection and preservation of

The hormone used for super-ovulation in cattle is:

Weismann cut off tails of mice generation after generation but tails neither disappeared nor shortened showing that

A DNA from a particular species contain ${10}^8$ base pairs. What is the length of the DNA?

A color blind woman marries a man with normal vision. What is the probability of sons to be color blind?

Which of the following statements is wrong regarding medical termination of pregnancy (MTP)?

Look at the pedigree chart given below and choose the correct type of inheritance pattern.

Match the following related to post-fertilisation changes in plants

Column-I Column-II

A. Sepals 1. Wither

B. Petals 2. Seeds

C. Stamens 3. Fruit

D. Ovary 4. Wither (or) Persistent

E. Ovules 5. Fall off

70-90 dB sound is

Teeth of cartilagenous fishes are modified

Which of the following are conjugated proteins?

A bacterium called Neisseria causes ___.

The pleurae are vital to the integrity of the lungs because -

How many plants among Indigofera, Sesbania, Salvia, Allium, Aloe, mustard, groundnut, radish, gram and turnip have stamens with different lengths of their flowers?