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How do snakes take in food

The process of conversion of sugar into alcohol by the action of yeast is known as _________.

Catabolic processes

Haemoglobin helps oxygen to reach each cells of the body. So if a person has more haemoglobin, is it necessary that he would breathe in more oxygen? Will it affect the rate of oxygen in oxygenated blood ?

Fungi grows on

The meristematic tissue involved in the vertical growth of a plant is called

What helps toads to get grip on slimy surfaces during rainy season?

Note on global warming

The layer present between the chest and abdominal cavity is called:

What are ruminants? How do they digest cellulose? [3 MARKS]

Which of the following cells is circular and biconcave in shape?

The brain is responsible for

Shreya set up an experiment to investigate the outcome when different cell parts of a balsam plant leaf are removed. The results are recorded as shown in the table given.
$\begin{array}{cc}\text{Cell Parts}& \text{Outcomes}\\ P& \text{The cell could not function properly}\\ Q& \text{Boiled leaf remained the same when iodine}\\ & \text{solution was added to it.}\\ R& \text{The cell could not control the substances}\\ & \text{entering and exiting it}\\ S& \text{The cell lost its regular shape}\end{array}$
Which of the following best represents the cell parts P, Q, R and S?

Oxygen is carried by___.

Which of the following is not a problem caused by deforestation?

(i) Drought
(ii) Flash flood
(iii) Loss of biodiversity
(iv) Disruption of water cycle

The function of lysosome is to:

The human brain is the main part of

Which of the following soils is useful in the growing of tea and coffee?

The coleoptile is a cap-like covering over ___ .

Your school campus, including the buildings, grounds, students, and all other organisms living there, could be considered a/an________.

Find the average of the following numbers:

24, 32, 59, 21, 19

The average of the above numbers is ___ (Type in the numerical answer).

What are platelets? What is their function? How do they do so? [3 MARKS]

Why our teeth are of white colour?

Statement 1 Angular leaf spot in cotton is caused by Xanthomonos species

Statement 2: Bacteria can cause disease in plants

Who discovered ‘vaccine’ for the first time?
Name two diseases which can be prevented by using vaccines. [ 2 MARKS ]

A group of similar cells specialised to perform specific functions is called ___.

Which of these is not a xerophytic character?

Rate of breathing in aquatic organisms is much greater than that in terrestrial ones. Why?

Identify the parts 1, 2 and 3 in the diagram.

Which one of the following is not a process of nutrition?

Identify the female part of the flower.

Question 29
Open your mouth, look into a mirror and try to count the different types of teeth in your mouth. Compare them with Figure 2.3 on page 13 of your NCERT textbook.

Fig 2.3 of NCERT - Arrangement of teeth and different type of teeth.

Record your observations in the table below:

(a) Did you observe any difference in the number of teeth? If yes, could you identify which type of teeth showed the difference?

(b) Compare the number and type of teeth in an adult (say your parents or cousins who have reached the age of 25-30 or more). Note your observation.

Various organs organise to form an _______.

Which of the following is a difference between layering and stem cutting?

Cells with nucleus are called __________ and cells without well-defined nucleus are called __________.

What is the difference between cellular respiration and oxidation????

Examples of behavioral adaptations and structural adaptation

Give a brief description about this things -

Autotrophic,Chlorophyll,Heterotrophs ,Host,Insectivorous,Nutrient,Nutrition,Parasite,Photosynthesis, Saprotrophs