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Choose the correct option for the following statements

__provides information and support to people who have, or may be at risk for genetic disorder.

Which is NOT true about chordae tendineae?

Match the following stages of action potential to its corresponding state of ion movement

$\begin{array}{cc}\text{I. Depolarization stage}& \text{(p.)}{K}^{+}\text{ions move outside the cell}\\ \text{II. Repolarization stage}& \text{(q.)}N{a}^{+}\text{ions move inside the cell}\\ \text{III. Hyperpolarization stage}& \text{(r) No net ion movement}\\ \text{IV. Resting stage}& \text{(s)}{K}^{+}\text{ions move into the cell}\\ \text{V. Threshold potential}& \text{(t) Ligand gated sodium channels open}\\ \text{VI. Stimulus reaches the neuron}& \text{(u) Voltage gated sodium channels open}\end{array}$

Which of the following are functions of the nucleolus?

Cooper-T loop prevents_______

Choose the correct option

(a) What is the name of the surgical method of birth control in human males in which the sperm ducts are cut and ligated (tied) at both ends?
(b) What is the name of the surgical method of birth control in human females in which the oviducts are cut and ligated (tied) at both ends?
(c) Name the contraceptive device used by the human males which act as a sheath over the male organ and traps the sperms in it.
(d) Name the contraceptive device used by human females which are put over the cervix.

How do endocrine glands differ from other glands ?

In the following question, a statement of assertion is followed by a statement of reason. Mark the correct choice as
Assertion: Conversion of 1,3 biphosphoglycerate (BPGA) to 3-phospho-glyceric acid (PGA) is an energy-yielding step.
Reason: This energy is trapped in the form of ATP.

The project __________ was launched by the government to protect the tigers in the country.

Which of the following contraceptive methods do not correctly match with its mode of action?
$$\begin{array}{cc}Contraceptivemethod& Modeofaction\\ \left(i\right)Vasectomy& Blocksspermtransport\\ \left(ii\right)IUCDs& Preventimplantation\\ \left(iii\right)Oralpills& Killsthesperms\\ \left(iv\right)Condoms& Preventdepositionofsemeninthevagina\end{array}$$

(a) Explain the terms 'analogous organs and 'homologous organs' with examples.
(b) In what way are analogous organs evidence for evolution?

Which of the following diseases can be treated with antibiotics?

The breakdown of glucose, a six-carbon molecule into a three-carbon molecule called M takes place in the N. The break up of three-carbon M molecule to give three molecules of O takes place in the P.Identify M, N, O and P.

State one function each of cerebellum and pons.

Statement 1: Colouration of skin is due to a pigment melanin.

Statement 2: Dwarfism is the complete loss of pigmentation.

Name the organism respires by anaerobic mode of respiration

What is and how to find it?

How is sweat useful for us?

Identify the hormone secreted by pancreas in the following cases:

a.when the blood sugar levels increases.

b.when the blood sugar levels decreases.

Why is that we r completely dependent on other organisms for food? Why can't we make our own food? Explain

A kind of plastid found in mesophyll cells

Identify the part of the stomach denoted as 'A' in the given image.

An example of a plant that uses stem for reproduction is ___.

The technique used by bats to find their way or to locate food is

The plants that are used in phytoremediation

Which of the following statements about chlorophyll is correct?

What is a nebula?

In a light-dependent phase, the hydrogen ions are picked up by a compound NADP to from ___.

How do living things get their food.

A plant with yellow pod and wrinkled seeds with genotype Yyww will give you the following gametes

Name the three ear ossicles. How do they contribute in the mechanism of hearing?

Question 46
Give the basic features of the principle of inheritance.

Which of the following is a major drawback of using DDT?

Which of the following diseases is not caused due to contamination of water?

Why do food chains and food webs start with green plants?

The movement of plant due to touch is called ___

.

The process of chemical weathering releases which of the following ion/ions?

See the picture below. Identify the scientific name of the plant and the type of movement it shows to stimuli of touch.

Explain the difference between heredity and inheritance?

In humans, the normal systolic and diastolic blood pressure is about: