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Wednesday, 7 July 2021

Enfant India International School Std 7 Ist Unit Test Marks: 40 Subject : Biology

This question paper has two sections as A and B each of 20 marks.

Section A is compulsory.
                                         Section A ( 20 marks )
Question 1.Multiple choice questions ( 5 marks )
a. Meristematic tissues are found
I. In flower
II. In the epidermis of stems
III. At the root tips
IV. In the leaf margins

b. Tendons join
I. Muscles to bones
II. Bones to bones
III. Muscles to skin
IV. Muscles to muscles

c. A group of classes forms
I. Kingdom
II. Phylum
III. Species
IV. Order

d. Microorganisms that help in tanning of leather are
I. Fungi
II. Bacteria
III. Algae
IV. Protists

e. Blood is a
I. Connective tissue
II. Epithelial tissue
III. Muscular tissue
IV. Nervous tissue

Question 2. Fill in the blanks ( 5 marks )
a. Cells with similar structure and functions are called................
b. ................joins bones to bones
c. Protista are................single -celled organisms
d. In amoeba locomotion occurs with the help of...............
e. Rhizobium is found in the root nodules of...................plant .

Question 3. Write true or false ( 5 marks )
a. Amoeba is prokaryote
b. Kingdom is the smallest unit of classification
c. Apical meristematic tissues are permanent tissue
d. Amoeba lives in fresh water.
e. Yeast is an example of fungi

Question 4. Match the following ( 5 marks )
             Column A                                       Column B
a. Plasma membrane                      I. Permeable
b. Cell wall                                         II. Pseudopodia
c. Amoeba                                         III. Semipermeable
d. Rhizobium                                     IV. Unicellular algae
e. Chlamydomonas                          V. Root nodules


                       Section B ( 20 marks )
Question 5. Define the following ( 5 × 2 )
a. Diffusion
b. Species
c. Tissue
d. Assimilation
e. Microorganisms


Question 6. Answer the following questions ( 5 ×2 )
a. State how bacteria are beneficial for us ?
b. Explain the need for classifying all living things ?
c. Name the different types of plant tissue .
d. List the disease in plant caused by fungi.