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The Sun’s mass is mainly consist of
(A) hydrogen The Sun’s mass is mainly consists of hydrogen.
(A) hydrogen
The Sun’s mass is mainly consists of hydrogen.
See lessWhich of the following is/are included in the healthy living?
(D) all above are included A balanced diet, regular exercise, and adequate sleep are included in healthy living.
(D) all above are included
A balanced diet, regular exercise, and adequate sleep are included in healthy living.
See lessThe Earth’s atmosphere is divided into 5 atmospheric layers. The Ozone Layer lies in the
(A) stratosphere The Earth’s atmosphere is divided into 5 atmospheric layers. The Ozone Layer lies in the stratosphere.
(A) stratosphere
The Earth’s atmosphere is divided into 5 atmospheric layers. The Ozone Layer lies in the stratosphere.
See lessThe fresh water is about _____ of the total water on the earth.
(B) 2.5% Freshwater is about 2.5% of the total water on the earth.
(B) 2.5%
Freshwater is about 2.5% of the total water on the earth.
See lessBlood plasma, a yellowish liquid, consists of water by
(C) 92% Blood plasma, a yellowish liquid, consists of water by 92%.
(C) 92%
Blood plasma, a yellowish liquid, consists of water by 92%.
See lessWhich component of the blood fight against infections on wounds?
(D) White Blood Cells White Blood Cells of the blood fight against infections on wounds.
(D) White Blood Cells
White Blood Cells of the blood fight against infections on wounds.
See lessBiological catalysts that speed up chemical reactions are
(D) enzymes Biological catalysts that speed up chemical reactions are enzymes.
(D) enzymes
Biological catalysts that speed up chemical reactions are enzymes.
See lessThrough photosynthesis, plants transform light energy into _____ energy.
(A) chemical Through photosynthesis, plants transform light energy into chemical energy.
(A) chemical
Through photosynthesis, plants transform light energy into chemical energy.
See lessThe pH value of blood is normally between _____ and _____.
(B) 7.35, 7.45 The pH value of blood is normally between 7.35 and 7.45.
(B) 7.35, 7.45
The pH value of blood is normally between 7.35 and 7.45.
See lessEveryday, billions of blood cells are produced in
(C) bone marrow Every day, billions of blood cells are produced in the bone marrow.
(C) bone marrow
Every day, billions of blood cells are produced in the bone marrow.
See less