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Among the ecosystem services are control of floods and soil erosion. How is this achieved by the biotic components of the ecosystem?

A flower which contains both stamens and carpels is called ________ flower.

The correct structure of the drug paracetamol is:

Match the following terms with their morphology with regard to cockroach: Column I Column II 1. Chitin a. Hard exoskeleton plates 2. Sclerites b. Articular membrane 3. Tergites c. Protein of exoskeleton 4. Sternites d. Sclerites on dorsal side 5. Arthrodial membrane e. Sclerites on ventral side

Why has the word ‘chatter’ been repeated in the poem?

ntpatigium of bat and wings of bird is homologous or analogousn ntn

Can adipose tissue keep our body warm ?

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

The nucleus establshes a communication pathway with the cell membrane by the help of which organelle?

The relationship between the two organisms when grown individually (Section P) and grown together (Section Q) is shown in the graph. The relationship is most likely to be

If A'U B = U, then show that A is subset ofB.

What are the pores in the nucleus membrane called

Why are antibiotics not effective for viral diseases? [2 MARKS]

How muscle tissues are dependent on nerve cells? [2 MARKS]

Explain why chloroplasts are found only in plant cells?

Prokaryotic cells do not have:

The author is primarily concerned with-

Which of the following organism has characters of both animals and plants -

What is vascular tissues ?

Fluoride is also added to water, which helps prevent:

Use the following information to answer the next question. The food items that five blue-black colour with iodine are identified to be

Which of the following is the literal meaning of disease?

resonating structures in C6H5Cl

why people do coitus by using such barriers, if they did not need baby?

Mechanism that causes a gene to move from one linkage group to another is called

What are Globular Proteins and Fibrous Proteins?

After harvesting his bountiful crop, a farmer was so happy that he forgot to dry the crop before storing it. What problems can he face?

The plant kingdom is divided into cryptogamae and phanerogams. Then the cryptogramae are divided into thallophytes and bryophyta. Shouldn't we call cryptogams as phylum and thallophytes as classes? Please elaborate.

Which of the following occupations is included in the tertiary activities?

Which set does clearly identify striated muscles?

Cytokinesis of a plant cell is by

Which of the following is a characteristic of the virus?

Mention some common things between a bat and a owl.

The similarity of the bone structures in forelimbs of vertebrates is an example of ________.

Filling the blanks based on the given relationship.a. 44+X:Turner syndrome: :44+XXY:- ..............b. 3:1 Monohybrid: : 9:3:3:1 : .............c. Women : Turner syndrome : : Men : .......

Animals that can survive in water as well as land are known as:

39. How many unit cells are present in 46g of sodium that crystallize in body center cubic structure (Na=avogardo)

Describe the characteristics used in hierarchial classification of organisms.

During cooking, on adding salt to the vegetables water is released .name the mechanism involved

What does secretion is refered to in function of kidney? What is actually the meaning of secretion in function of kidney ? How does it takes place?

Who was the scientist behind the binomial nomenclature and when?

Differentiate phylum Porifera from phylum Coelenterata? [2 MARKS]

Discuss:Is garbage disposal the responsibility only of the government?

Write scientific name of one animal and one plant.

Differentiate between movable and immovable joints.

Which part of the brain controls intellectual ability?

Distinguish between(a) IRV and ERV(b) Inspiratory capacity and Expiratory capacity(c) Vital capacity and total lung capacity

explain the process of Breathing in man ? explain with diagram

Germinated grams are considered highly nutritive. What is the reason for this belief?

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