You are presented with the question "What does a radio use to make vibrations?" and the following answer choices: - waves - rays or beams - a battery - an object - barrel-shaped - nerves - Loud noises - it needs them Now knowing that aradio converts electrical energy into vibrations and electric energy is stored in batteries, choose the best answer.
a battery
You are presented with the question "What is the total mass of primary consumers" and the following answer choices: - Plants - animals - food - Mountains - Biomass - decreases - all matter - Weight Now knowing that biomass is the total mass of organisms at a trophic level and producers make up the first trophic level, primary consumers the second, and so on, choose the best answer.
Biomass
Q: You are presented with the question "when do plants respond to shorter days by going dormant?" and the following answer choices: - September - July - trees - legumes - Conifers - Exfoliation - Winter - Summer Now knowing that many plants respond to the days growing shorter in the fall by going dormant and fall starts in September and is windy and dry, choose the best answer.
A: September
Question: You are presented with the question "what can develop into new haploid individuals without being fertilized?" and the following answer choices: - bacteria - offspring - mushrooms - Most plants - parasites - sperm - humans - ferns Now knowing that fungi spores can develop into new haploid individuals without being fertilized and mushrooms are fleshy fungi that reproduce through sexual matings of spores, choose the best answer.
Answer: mushrooms
*Question*
You are presented with the question "starfish lack what kind of system?" and the following answer choices: - respiratory - critical organs - alveoli - heat or cold - hydration - Bodily water - food and shelter - frontal zones Now knowing that echinoderms lack respiratory and excretory systems and echinoderms are represented by the starfish, choose the best answer.
**Answer**
respiratory
(Q).
You are presented with the question "What can you ride to get good exercise and avoid producing harmful gases?" and the following answer choices: - cows - bike - stairmaster - cycles - bus - trolley - Lift - goats Now knowing that riding a bike does not cause pollution and bikes are good for exercise and produce no pollution, choose the best answer.
(A).
bike