Explore topic-wise InterviewSolutions in .

Write answers the following questions.

(a) What are the levels of organisation in living things?

(b) What level or organisation do we see in the euglena?

(c) How does tissue level organisation occur?

(d) How does organisation occur at the organ level?

(e) Name the organ systems you know.

The tiny pores in leaves for the exchange of gases are called ___ .

When is dialysis carried out?

Pollination refers to the
(a)transfer of pollen from the anther to the ovary
(b)transfer of male gametes from the anther to the stigma
(c)transfer of pollen grains from anther to stigma
(d)transfer of pollen from anther to ovule

The branch of botany dealing with the study of algae is called as _________.

What is vegetative propagation? [1 MARK]

Match the following vitamins and minerals with their sources.
$\begin{array}{cccc}& \text{Column-I}& & \text{Column - II}\\ \left(i\right)& \text{Amla}& \left(a\right)& \text{Calcium}\\ \left(ii\right)& \text{Carrot}& \left(b\right)& \text{Iodine}\\ \left(iii\right)& \text{Milk}& \left(c\right)& \text{Vitamin C}\\ \left(iv\right)& \text{Salt}& \left(d\right)& \text{Vitamin A}\end{array}$

How does respiration take place in muscles? Give equation for the same

What is the percentage of water in the human body?

An embryo of a seed consists of

Name the hormones related with the male reproductive system?

Definition of tissues

Find
out how membership, residence pattern and even the mode of
interaction changes in the family with broader economic, political
and cultural changes, for instance migration.

Chlamydomonas is an example of ___.

Which of the following is/are semi-autonomous organelle(s)?

Which scientist found out about circulation of blood?

What are the roles of

(a) Carbohydrates,

(b) Fats

(c) Vitamins

(d) Minerals

HOW DOES NERVOUS TISSUE CAUSE ACTION?

Which of the following are the inorganic substances present in soil?

Plasmids present in bacterial cells are:

How many chambered heart do the toads have?

Which part
of the digestive canal is involved in:

(i) absorption
of food ____.

(ii) chewing
of food ____.

(iii) killing
of bacteria ____.

(iv) complete
digestion of food ____.

(v) formation
of faeces ____.

Human being can not digest cellulose , yet it is recommended that they should eat fruits and vegetables rich in cellulose .why?

Veins are interconnected and form a web-like network. Name this type of venation?

Match items in Column I with those in Column II:

The number of bacterial cells in the human body ______ the number of cells that are a part of the human body.

Which of these are the local names of cyclones?

Question 1

The kidneys in human beings are a part of the system for



(a) Nutrition

(b) Respiration

(c) Excretion

(d) Transportation

What are the differences between animals belonging to the Aves group and those in the mammalia group?

Earthworms and frogs have a common mode of breathing. Identify the common mode.

Which of these birds migrate to India every year?

Menses consists of blood and mucousal tissue from the inner lining of ______ along with the ______ , which comes out through the vagina.

Which is the shape of Vibrio bacteria

What is the difference between the alimentary canal of most carnivores and a cow?

For animals like camel, yak etc., wool is obtained from which part of the body?