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Name two human traits that show variation.

The anterior blunt end of the head of a toad is called ___

1. Snout

   
   

What is the reason for selecting foreign breed cows for interbreeding?

Water is absorbed by the seeds mainly through _______.

Question 4 (d)
Fill in the blank with a suitable word.
Unwanted sound is called _______.

Question 2

They are pipe-like, consisting of a group of specialised cells. They transport substances and form a two-way traffic in plants. Which of the following terms qualify for the features mentioned above?

(a) Xylem tissue

(b) Vascular tissue

(c) Root hairs

(d) Phloem tissue

Which of the following is a common feature of both aerobic and anaerobic respiration?

What is the function of the heart?

The bird shown in the above is called as a Toucan. It lives in the rainforests of Southern and Central America. Why does it have such a long beak?

Why do lichens show symbiosis

Identify the possessive noun in the sentence.

Nancy’s grandmother taught her to bake cakes.

Ditrama is a federation made up of three autonomous regions: Korva, Mitro, and Guadar. Under the federal revenue-sharing plan, each region receives a share of federal revenues equal to the share of the total population of Ditrama residing in that region, as shown by a yearly population survey. Last year, the percentage of federal revenues Korva received for its share decreased somewhat even though the population survey on which the revenue-sharing was based showed that Korva's population had increased.

If the statements above are true, which one of the following must also have been shown by the population survey on which last year's revenue-sharing in Ditrama was based?

Some insects have a network of air tubes for gas exchange known as ______ .

Which organelle is called the '"powerhouse of the cell"?___.

What is the layer which saves us from hydrochloric acid ?

Which of the following statement(s) is/are correct with regard to causes of water pollution?

Statement I: The discharge of sewage and garbage into river water is one of the main cause of water pollution.

Statement II: Contamination of rivers, lakes, etc., with heavy metals like lead, mercury, etc., can harm both aquatic and human beings.

What is special about fragmentation

Most of the saprophytes can be

Explain the different parts of a flower. [5 MARKS]

The respiratory system of birds lack:

An aggregate fruit develops from a/an

If we want to grow potato and ginger in our garden, which part of the plant should we use?

Algae belongs to the group

The passage states all of the following about fungi, except-

Rekha got her gall bladder removed surgically as she was diagnosed with stones in her gall bladder . After the surgery , she faced digestion of certain foods items when consumed in bulk . Can you tell which kind of food items would they be and why..?

What are adaptations of aquatic plants?

What is meant by rizobhiam

The mode of taking in food and utilising it is called ___.

Lots of wet municipal waste is produced in the kitchen every day. The nature of the material is _______.

This is a picture of dry yeast that you can buy from the grocery store. For which of the following dishes would you use yeast?

Which of the following are propagated using stem cuttings? You may choose more than one answer.

The animals that live on land are known as___.

Which joint is present in the knee and arm?

What is it's exact life span of ameoba

Are starfish a multicellular organism? If yes, then how they grow into new individuals after they carry out regeneration process?

Which among these are common sites for glycogen storage?

A crucial requirement for reproduction in Pteridophytes, which limited their expansion is _____

Match the following:

$$\begin{array}{cc}\text{Coloumn1}& \text{Coloumn2}\\ \text{1. Carbon dioxide is removed from the blood in this organ}& \text{i) Kidneys}\\ \text{2. Nitrogenous waste is removed from the blood in this organ}& \text{ii) Nephrons}\\ \text{3. Filtration units present in the kidney}& \text{iii) Lungs}\end{array}$$

Vegetative propagation is a mode of _______ .

What is the full form of MRP in packaged food items?

Which ability prevents some people from getting a particular disease while it affects others?

Choose the correct option for the identification and function of the blob-like structures seen on the roots of a plant as observed in the following image.

Group of similar cells which perform the same function are called__________.