Biology
Choose between the two options to answer the question specified in the brackets for the following:
An example is illustrated below.
Example: Corolla or Calyx (Which is the outer whorl?) Answer: Calyx
(i) Blood in the renal artery or renal vein (Which one has more urea?)
(ii) Perilymph or endolymph (Which one surrounds the organ of Corti?)
(iii) Lenticels or stomata (Which one remains open always?)
(iv) Sclerotic layer or choroid layer (Which one forms the Iris?)
(v) Blood in the pulmonary artery or pulmonary vein (Which one contains less oxyhaemoglobin?)
Transpiration
ICSE 2018
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Answer
(i) Renal artery
(ii) Endolymph
(iii) Lenticels
(iv) Choroid
(v) Pulmonary artery
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Related Questions
Match the items given in Column A with the most appropriate ones in Column B and rewrite the correct matching pairs.
Column A Column B (i) Cretinism (a) Hypersecretion of adrenal cortex (ii) Diabetes insipidus (b) Hyposecretion of Thyroxine (iii) Exophthalmic Goitre (c) Hyposecretion of growth hormone (iv) Adrenal virilism (d) Hyposecretion of Vasopressin (v) Dwarfism (e) Hyposecretion of adrenal cortex (f) Hypersecretion of Growth hormone (g) Hypersecretion of Thyroxine Correct the following statements by changing the underlined words:
(i) Normal pale yellow colour of the urine is due to the presence of the pigment Melanin.
(ii) The outermost layer of Meninges is Pia mater.
(iii) The cell sap of root hair is Hypotonic.
(iv) Xylem transports starch from the leaves to all parts of the plant body.
(v) Nitrogen bonds are present between the complementary nitrogenous bases of DNA.
Given below is a representation of a type of pollution. Study the picture and answer the questions:
(i) Name the type of pollution shown in the picture.
(ii) Name one source of this pollution.
(iii) How does this pollution affect human health?
(iv) Write one measure to reduce this pollution.
(v) State one gaseous compound that leads to the depletion of the ozone layer and creates 'Ozone holes'.
Choose the ODD one out from the following terms given and name the CATEGORY to which the others belong:
Example: Nose, Tongue, Arm, Eye
Answer: Odd Term – Arm, Category – Sense organs
(i) Detergents, X-rays, sewage, oil spills
(ii) Lumen, muscular tissue, connective tissue, pericardium
(iii) Dendrites, Medullary Sheath, Axon, Spinal cord
(iv) Centrosome, Cell wall, Cell membrane, Large vacuoles
(v) Prostate gland, Cowper's gland, seminal vesicle, seminiferous tubules.