At a higher temperature, the volume of the gas is smaller.
At a lower temperature, there are more particles in the gas.
At a lower temperature, the particles in the gas move faster.
germinal centers of the lymph nodes
Hassall's corpuscles of the thymus
white pulp of the spleen
The white pulp of the spleen areas in a secondary lymphoid organ allows intimate contact between blood and the lymphocytes. Hence, option D is correct.
The lymphoid organs include the red bone marrow, thymus, spleen and clusters of lymph nodes.
Both white and red pulp contains lymphocytes and immune cells called macrophages. These cells dispose of antigens, dead cells, and debris by engulfing and digesting them. While the spleen functions chiefly to filter blood, it also stores red blood cells and platelets.
Hence, The white pulp of the spleen areas in a secondary lymphoid organ allows intimate contact between blood and the lymphocytes.
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B. Robinson
C. gnomonic
D. topographic
2) What receives radio waves from space objects such as quasars?
A. GPS equipment
B. Landsat satellites
C. VLBI equipment
D. navigation satellites
Answer: d. all of the above
The soil microbes and insects plays an important role in maintaining the fertility of the soil. Also, the soil is the habitat of large diversity of these insects and microbes. The fungi, bacteria and insects- nematodes decomposes the plant litter in the form of leaves, twigs and other organic matter available in the soil and helps in preparation of humus in the soil. Humus is a dark colored, sticky substance which is rich in organic matter and supports the growth of the plants. The healthier the soil, the more plants will grow and more litter will produce which otherwise favor the soil ecosystem.
Answer:
Transport
Explanation:
Living organisms are characterized by essential day-to-day activities which they undergo to sustain their life. One of these life processes is called TRANSPORT, which involves the circulation and absorption of nutrients.
Transportation is a life process where substances synthesized or absorbed in one part of the body are carried to other parts of the body. This life process is important in plant and animals as it leads to movement of nutrient, water, mineral, gases etc. In humans, circulatory system is responsible for this process of transportation.