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Which of the following features make penguins good swimmers?

Dietary fibre is also known as __.

Which plants have soft stems and grow with the help of a support?

------- helps in temperature regulation in plants.

What is the function of pepsin..?

Name various conditions that affect photosynthesis

Which one of the following medicinal plant is used to cure skin infections like eczema or scabies?

What is a deodenum in a digestive system?

Discuss the importance of transportation of various materials in human body?

What forms a continuous network of channels that connects roots to the leaves through the stem and branches to transport water to the entire plant?

Which digestive juices are produced by pancers ?

Fungi secrete digestive juice on the dead and decaying matter and convert it into

Which of the following are algae that possess chlorophyll?

Identify the incorrectly used verb in the sentence.

You are not the first person who has been cheat by her.

Identify the plant in the image.

Identify the possessive noun in the sentence.

The dog named Polo wiggled its tail at his master’s arrival.

Which among the following is/are dispersed by animals?

The neuron which carries nerve impulse from receptors to spinal cord is ________.

___ found the antibiotic penicillin.

Anuradha was very hungry. She was searching for some foodstuff in the refrigerator. She found a box lying in the corner of the fridge. When she opened it, she saw a piece of bread which looked like this:

Identify the organism growing on the piece of bread.

Explain the process of breathing in detail. [5 MARKS]

Identify the saprotroph from the given organisms.

What are stomata? Explain the functions and the opening and closing of stomata? [3 MARKS]

Pesticides are the chemicals usually sprayed for killing pests on the crops. Although they kill the pests, they have a few disadvantages. Choose the correct ones.

What is meant by assimilation? Name two processes which is required for assimilation to happen. [2 MARKS]

Which of the following is INCORRECT about frogs?

In banana, edible part is

what structure hold the air passage open in the windpipe and bronchi?

Toads feed on which of the following?

Reduction of chromosomes during sexual reproduction is controlled by ___ cell division.

At rest, when compared to a normal person, a sick person tends to breathe:

Statement 1: The plastid that imparts a red colour to plants is xanthophyll.

Statement 2: Leucoplasts are colourless plastids.

Choose the correct option from the following.

Which of the following glands prevents the skin from becoming dry?

The starch stored in the leaves after photosynthesis is a:

Germplasm conservation at liquid nitrogen temperature $(-{196}^{\circ }C)$ is

Find the correct match from the following:
$\begin{array}{cc}\text{Column A}& \text{Column B}\\ \text{1. Male gamete}& \text{a. 46 chromosomes}\\ \text{2. Female gamete}& \text{b. Sperm}\\ \text{3. Diploid human cell}& \text{c. Chromosome number reduced to half}\\ \text{4. Meiosis}& \text{d. Egg}\end{array}$

Which of the following is not a purpose of incineration?

Why do plants need nitrogen?

Fungi create filaments called

Which of the following is the first step after the pollen is transferred to stigma?

What is the term given to the zone where village people leave their waste in a shared open area?

Which plant division has an embryo stage termed protonema?

Define the part of the leaf labelled 'A' in the given image.